The Model 350 I.S. and Model 355 I.S. are designed to be intrinsically safe in hazardous environments and meet global standards in metrology and electrical safety with precision weighing. Smart features such as quick calibration, fast update rate, and process control configuration offer value-added flexibility. They are designed for use in multi-level applications and provide operator access for monitoring and controlling actions based on weight values.

  1. Features

    Model 350 I.S./355 I.S. (Hazardous Area Indicator)

    • Display Choices: LCD, LCD Backlit, or LED
    • Up to 200 hours continuous use with battery module
    • Two (2) communication ports
    • Stainless Steel IP6X/NEMA 4X enclosure
    • Power up to four (4) 350 Ω load cells
    • Update Flash firmware enhancements with GSE Reflash utility
    • AC Power Module can be located in safe or hazardous area
    • START, STOP, TARGET keys for Setpoint Control functions (355 IS)
    • Two (2) Intrinsically Safe inputs for remote key functions
  2. Specifications


    Full Scale (F.S.)Selectable to 999,999
    Resolution20 Bit A/D Converter, 100,000d Displayed
    and 1,000,000d Internal
    A/D Conversion60 Hz
    Zero Track ApertureOff to 10.0d
    Operating Temperature–10 ºC to 40 ºC
    Units of Measurelb, kg, oz, g, lb–oz
    Power RequirementRechargeable Battery or AC Power Supply
    Excitation Voltage5 VDC
    Excitation Current57 mA max. (5V excitation) or 91 mA max.
    (8 V excitation)
    F.S. Signal Input0.1 mV/V min.—10 mV/V max.
    Signal Connection4 Lead or 6 Lead
    Remote Input2 Momentary Contacts to perform TARE, PRINT, or
    MaterialStainless Steel NEMA 4/IP6X
    MountingSwivel Bracket
    Shipping Weight7 lb (3 kg) (does not include AC or DC power module)
    LED6-Digit Red Display 0.8″H (22 mm)
    LCD/LCD Backlit6-Digit 1.0″H (25.4 mm)
    Annunciatorslb, kg, Qty, Setpoint, 1, 2, 3, Center Zero, Motion,
    Gross, Net, Low Battery, 3rd Units
    Comm 1RS232 with Hardware Handshake (CTS/RTS)
    Comm 2TTL Port for Optional Fiber Optic Module
    Model 350 I.S. Indicator5-Key, Chemical Resistant, Elastomeric Rubber
    Model 355 I.S. Indicator22-Key, Full Numeral, Chemical Resistant,
    Elastomeric Rubber
  3. Get a Quote
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